Inventor · disambiguated record
Charles Brandon Langrel
Also filed as: LANGREL CHARLES B · LANGREL CHARLES BRANDON
11 granted patents·6 pending applications·30 citations·filing 2007–2019
86Inventor score
Files withLEXMARK INT INC7CUI CHENGWU5LANGREL CHARLES B2LANGREL CHARLES BRANDON2BEEGLE JAMES THOMAS1
Top patents by PatentIndex Score
17 records- 0185US9270837B1System for calibrating a stationary image capture module of an optical scannerLEXMARK INT INC·Filed 2015·Granted Feb 23, 2016·10 cites·27 claims
- 0270US8405889B2Raisable scan head for an imaging apparatusCUI CHENGWU·Filed 2010·Granted Mar 26, 2013·2 cites·19 claims
- 0368US8422096B2Method for dissipating heat produced in scan head assembly of imaging apparatusCUI CHENGWU·Filed 2008·Granted Apr 16, 2013·2 cites·10 claims
- 0468US8002262B2Method for applying pick retry using a modified pick roller force to reduce likelihood of failure to pick top sheet from stackLEXMARK INT INC·Filed 2008·Granted Aug 23, 2011·4 cites·8 claims
- 0567US8089663B2Detachable transparent plate for scan head assemblyCUI CHENGWU·Filed 2007·Granted Jan 3, 2012·2 cites·22 claims
- 0664US7894746B2Electrophotographic device architecture for media output option usability and interchangeabilityLEXMARK INT INC·Filed 2007·Granted Feb 22, 2011·4 cites·18 claims
- 0761US8228571B2Image scanning apparatus and methodsBEEGLE JAMES THOMAS·Filed 2008·Granted Jul 24, 2012·3 cites·8 claims
- 0860US8072657B2Dual path scanning system and methodLANGREL CHARLES BRANDON·Filed 2008·Granted Dec 6, 2011·3 cites·13 claims
- 0952US7913992B2Methods of moving a media sheet in a scanning deviceLEXMARK INT INC·Filed 2007·Granted Mar 29, 2011·0 cites·19 claims
- 1051US8159732B2Apparatus and method for scanner skew adjustment in an image forming deviceCUI CHENGWU·Filed 2008·Granted Apr 17, 2012·0 cites·25 claims
- 1148US2009168125A1System and method of simplex and duplex scanningLEXMARK INT INC·Filed 2007·Application pending·0 cites
- 1247US8081353B2Enhanced illuminated scanning unit reference markerLANGREL CHARLES B·Filed 2007·Granted Dec 20, 2011·0 cites·21 claims
- 1345US2008285096A1Scanning System for Generating an ImageCUI CHENGWU·Filed 2007·Application pending·0 cites
- 1439US2009153814A1Self-cleaning scan head assemblyLANGREL CHARLES B·Filed 2007·Application pending·0 cites
- 1539US2009273136A1Method And System For Feeding Media Sheets Into Media Processing DeviceLANGREL CHARLES BRANDON·Filed 2008·Application pending·0 cites
- 1639US2020361731A1Automatic Document Feeder Multi-Feed CorrectorLEXMARK INT INC·Filed 2019·Application pending·0 cites
- 1739US2020361732A1Method of Correcting a Multi-Feed in an Automatic Document FeederLEXMARK INT INC·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →